// * 看板数据
document.addEventListener('DOMContentLoaded', () => {
    axios.get('/dashboard')
        .then(({
            data: {
                data
            }
        }) => {
            const {
                overview,
                provinceData,
                salaryData,
                year,
                groupData
            } = data
            // console.log(data)
            for (const key in overview) {
                $(`[name=${key}]`).html(overview[key])
            }
            initYearChart(year)
            initSalaryChart(salaryData)
            initGroupChart(groupData)
            initSalaryPieChart(salaryData)
            initMapChart(provinceData)
        })

})

// * 薪资走向
const initYearChart = (year) => {
    // 基于准备好的dom，初始化echarts实例
    const myChart = echarts.init($('#line')[0])

    // 指定图表的配置项和数据
    const option = {
        // 大标题
        title: {
            text: '2021全学科薪资走势',
            left: 10,
            top: 15,
            textStyle: {
                fontSize: 16
            }
        },
        // x轴样式
        xAxis: {
            type: 'category',
            data: year.map((item) => item.month),
            axisLine: {
                show: true,
                lineStyle: {
                    color: '#ccc',
                    type: 'dashed'
                }
            },
            axisLabel: {
                show: true,
                color: '#999'
            }
        },
        // y轴样式
        yAxis: {
            type: 'value',
            splitLine: {
                lineStyle: {
                    type: 'dashed',
                    color: ['#ccc']
                }
            }
        },
        // 提示框组件
        tooltip: {
            show: true,
            trigger: 'axis'
        },
        // 刻度
        grid: {
            left: '10%',
            top: '20%'
        },
        // 折线颜色
        color: [{
            type: 'linear',
            x: 0,
            y: 0,
            x2: 1,
            y2: 1,
            colorStops: [{
                offset: 0,
                color: '#499FEE' // 0% 处的颜色
            }, {
                offset: 1,
                color: '#5D75F0' // 100% 处的颜色
            }]
        }],
        // 数据项
        series: [{
            data: year.map((item) => item.salary),
            type: 'line',
            smooth: true,
            symbol: 'emptyCircle',
            symbolSize: 10,
            lineStyle: {
                width: 5,
            },
            // 区域颜色
            areaStyle: {
                color: {
                    type: 'linear',
                    x: 0,
                    y: 0,
                    x2: 0,
                    y2: 1,
                    colorStops: [{
                        offset: 0,
                        color: '#4d96ee' // 0% 处的颜色
                    }, {
                        offset: 0.8,
                        color: 'rgba(255,255,255,0.1)' // 0% 处的颜色
                    }, {
                        offset: 1,
                        color: 'rgba(255,255,255,0)' // 100% 处的颜色
                    }]
                }
            }
        }]
    };

    // 使用刚指定的配置项和数据显示图表。
    myChart.setOption(option)
    // window.addEventListener('resize', () => {
    //     myChart.resize()
    // })
}

// * 薪资分布
const initSalaryChart = (salaryData) => {
    // 基于准备好的dom，初始化echarts实例
    const myChart = echarts.init($('#salary')[0])

    const option = {
        title: {
            text: '班级薪资分布',
            top: 15,
            left: 10,
            textStyle: {
                fontSize: 16,
            },
        },
        tooltip: {
            trigger: 'item',
        },
        legend: {
            bottom: '6%',
            left: 'center',
        },
        color: ['#FDA224', '#5097FF', '#3ABCFA', '#34D39A', '#ee6666'],
        series: [{
            name: '班级薪资分布',
            type: 'pie',
            radius: ['50%', '64%'], // 圆的半径
            center: ['50%', '45%'], // 圆的中心点坐标
            itemStyle: {
                borderRadius: 10,
                borderColor: '#fff',
                borderWidth: 2,
            },
            label: {
                show: false, // 默认不显示数据项name
                position: 'center',
            },
            labelLine: {
                show: false, // 刻度线，不显示
            },
            data: salaryData.map((item) => {
                return {
                    value: item.g_count + item.b_count,
                    name: item.label,
                }
            }),
        }, ],
    }

    // 使用刚指定的配置项和数据显示图表。
    myChart.setOption(option)
    // window.addEventListener('resize', () => {
    //     myChart.resize()
    // })
}

// * 每组薪资（期望&实际）
const initGroupChart = (groupData) => {
    // 基于准备好的dom，初始化echarts实例
    const myChart = echarts.init($('#lines')[0])
    const option = {
        grid: {
            left: 70,
            top: 30,
            right: 30,
            bottom: 50,
        },
        xAxis: {
            type: 'category',
            data: groupData[1].map(item => item.name),
            axisLine: {
                lineStyle: {
                    color: '#ccc',
                    type: 'dashed',
                },
            },
            axisLabel: {
                color: '#999',
            },
        },
        yAxis: {
            type: 'value',
            splitLine: {
                lineStyle: {
                    type: 'dashed',
                },
            },
        },
        tooltip: {
            trigger: 'item',
        },
        color: [{
                type: 'linear',
                x: 0,
                y: 0,
                x2: 0,
                y2: 1,
                colorStops: [{
                        offset: 0,
                        color: '#34D39A', // 0% 处的颜色
                    },
                    {
                        offset: 1,
                        color: 'rgba(52,211,154,0.2)', // 100% 处的颜色
                    },
                ],
            },
            {
                type: 'linear',
                x: 0,
                y: 0,
                x2: 0,
                y2: 1,
                colorStops: [{
                        offset: 0,
                        color: '#499FEE', // 0% 处的颜色
                    },
                    {
                        offset: 1,
                        color: 'rgba(73,159,238,0.2)', // 100% 处的颜色
                    },
                ],
            },
        ],
        series: [{
                data: groupData[1].map(item => item.hope_salary),
                type: 'bar',
                name: '期望薪资',
            },
            {
                data: groupData[1].map(item => item.salary),
                type: 'bar',
                name: '就业薪资',
            },
        ],
    }

    myChart.setOption(option)
    // 利用事件委托给所有的按钮注册事件
    $("#btns").on("click", "button", function () {
        $(this).addClass('btn-blue').siblings().removeClass('btn-blue')
        const group = $(this).html()
        console.log(group)
        option.xAxis.data = groupData[group].map((item) => item.name)
        option.series[0].data = groupData[group].map((item) => item.hope_salary)
        option.series[1].data = groupData[group].map((item) => item.salary)
        // 使用刚指定的配置项和数据显示图表。
        myChart.setOption(option)
        // window.addEventListener('resize', () => {
        //     myChart.resize()
        // })
    })
}

// * 男女薪资分布
const initSalaryPieChart = (data) => {
    const myEchart = echarts.init($('#gender')[0])
    myEchart.setOption({
        title: [{
                text: '男女薪资分布',
                left: 10,
                top: 10,
                textStyle: {
                    fontSize: 16,
                },
            },
            {
                text: '男生',
                left: '50%',
                top: '45%',
                textAlign: 'center',
                textStyle: {
                    fontSize: 12,
                },
            },
            {
                text: '女生',
                left: '50%',
                top: '85%',
                textAlign: 'center',
                textStyle: {
                    fontSize: 12,
                },
            },
        ],
        color: ['#FDA224', '#5097FF', '#3ABCFA', '#34D39A'],
        tooltip: {
            trigger: 'item',
        },
        series: [{
                type: 'pie',
                radius: ['20%', '30%'],
                center: ['50%', '30%'],
                // data: [{name:'1万以下',value: 4},...]
                data: data.map((item) => ({
                    name: item.label,
                    value: item.b_count
                })),
            },
            {
                type: 'pie',
                radius: ['20%', '30%'],
                center: ['50%', '70%'],
                // data: [{name:'1万以下',value: 4},...]
                data: data.map((item) => ({
                    name: item.label,
                    value: item.g_count
                })),
            },
        ],
    })
}

// * 籍贯走向
const initMapChart = (provinceData) => {
    const myEchart = echarts.init($('#map')[0])
    const dataList = [{
            name: '南海诸岛',
            value: 0
        },
        {
            name: '北京',
            value: 0
        },
        {
            name: '天津',
            value: 0
        },
        {
            name: '上海',
            value: 0
        },
        {
            name: '重庆',
            value: 0
        },
        {
            name: '河北',
            value: 0
        },
        {
            name: '河南',
            value: 0
        },
        {
            name: '云南',
            value: 0
        },
        {
            name: '辽宁',
            value: 0
        },
        {
            name: '黑龙江',
            value: 0
        },
        {
            name: '湖南',
            value: 0
        },
        {
            name: '安徽',
            value: 0
        },
        {
            name: '山东',
            value: 0
        },
        {
            name: '新疆',
            value: 0
        },
        {
            name: '江苏',
            value: 0
        },
        {
            name: '浙江',
            value: 0
        },
        {
            name: '江西',
            value: 0
        },
        {
            name: '湖北',
            value: 0
        },
        {
            name: '广西',
            value: 0
        },
        {
            name: '甘肃',
            value: 0
        },
        {
            name: '山西',
            value: 0
        },
        {
            name: '内蒙古',
            value: 0
        },
        {
            name: '陕西',
            value: 0
        },
        {
            name: '吉林',
            value: 0
        },
        {
            name: '福建',
            value: 0
        },
        {
            name: '贵州',
            value: 0
        },
        {
            name: '广东',
            value: 0
        },
        {
            name: '青海',
            value: 0
        },
        {
            name: '西藏',
            value: 0
        },
        {
            name: '四川',
            value: 0
        },
        {
            name: '宁夏',
            value: 0
        },
        {
            name: '海南',
            value: 0
        },
        {
            name: '台湾',
            value: 0
        },
        {
            name: '香港',
            value: 0
        },
        {
            name: '澳门',
            value: 0
        },
    ]
    dataList.forEach((item) => {
        const obj = provinceData.find((it) => it.name.replace(/省|回族自治区|吾尔自治区|壮族自治区|特别行政区|自治区/g, '') === item.name)
        if (obj) item.value = obj.value
    })
    let option = {
        title: {
            text: '籍贯分布',
            top: 10,
            left: 10,
            textStyle: {
                fontSize: 16,
            },
        },
        tooltip: {
            trigger: 'item',
            formatter: '{b}: {c} 位学员',
            borderColor: 'transparent',
            backgroundColor: 'rgba(0,0,0,0.5)',
            textStyle: {
                color: '#fff',
            },
        },
        visualMap: {
            min: 0,
            max: 6,
            left: 'left',
            bottom: '20',
            text: ['6', '0'],
            inRange: {
                color: ['#ffffff', '#0075F0'],
            },
            show: true,
            left: 40,
        },
        geo: {
            map: 'china',
            roam: false,
            zoom: 1.0,
            label: {
                normal: {
                    show: true,
                    fontSize: '10',
                    color: 'rgba(0,0,0,0.7)',
                },
            },
            itemStyle: {
                normal: {
                    borderColor: 'rgba(0, 0, 0, 0.2)',
                    color: '#e0ffff',
                },
                emphasis: {
                    areaColor: '#34D39A',
                    shadowOffsetX: 0,
                    shadowOffsetY: 0,
                    shadowBlur: 20,
                    borderWidth: 0,
                    shadowColor: 'rgba(0, 0, 0, 0.5)',
                },
            },
        },
        series: [{
            name: '籍贯分布',
            type: 'map',
            geoIndex: 0,
            data: dataList,
        }, ],
    }
    myEchart.setOption(option)
}